code: def val_logs_path(self):
      return "%s/val.log" % self.arch_path
  
imports: import os
  import subprocess
  import json
  import pickle
  import numpy
  from ..data_providers.utils import get_data_provider_by_name
  from .expdir_monitor import ExpdirMonitor
  from ..expdir_monitor import distributed
label_desc: Use image node_id 3 for calling the ArchManager obj's underlying member method code with example usage: obj.val_logs_path() and returns: unknown